Which option below, is NOT central to understanding numbers. $/$ Watter opsie hieronder is NIE sentraal in die verstaan van getalle nie.

A$.$ The special relationship between the numbers $5$ and $10/$ Die spesiale verhouding tussen die getalle $5$ en $10$

B$.$ Describe, order and compare $/$ Beskryf, orden en vergelyk

C$.$ Relationship of double $/$ Verhouding van dubbel

D$.$ Relationship of more, less and equal $/$ Verhouding van meer, minder en gelyk

E$.$ Part$-$part$-$whole relationship $/$ Gedeeltelik$-$gedeeltelik$-$geheel verhouding